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              Tweet abbr.  promontory  | 
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.
n.  Computers  A kind of read-only memory whose contents can be set after manufacture, but only once. [p(rogrammable) r(ead-)o(nly) m(emory).]  | 
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.
n.  A formal dance held for a high-school or college class typically at or near the end of the academic year. [Short for PROMENADE.]  | 
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.







